<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en">
<head>
	<meta http-equiv="Content-Type" content="text/html;charset=UTF-8">
	<title>js</title>
</head>
<body>
	<script type="text/javascript">
              /* for(var i=0;i<10;i++)
               {
               	document.write('*');
               }
               for(i=10;i>0;i--)
               {
               	document.write('*');
               }
               for(var i=0;i<10;i++)
               {
               	document.write(i);
               }*/
	</script>
</body>
</html>